|The bark peels or shreds, thus the name, Ninebark.
- The 3-5 lobed leaves are sharply toothed, ovate, slightly cordate,
dark green adaxially, but paler and stellate pubescent abaxially.
- The leaves are approximately 2-8 cm long and 2-8 cm wide and doubly
- The 5-30 flowers are arranged in terminal corymbs each on a pedicel
up to 2.3 cm long.
- The hypanthium, and pistil are densely stellate pubescent.
- The sepals vary from 2.2 to 4.6 mm long and the white petals are 3.3-6.7
mm long and 1.5-4.8 mm wide.
- The two follicles are fused up to about ½ of their 4.9-6 mm
A small shrub 0.5-2 M tall with glabrous to stellate hairy twigs of drier woodlands
east of the Cascade range. The bark peels or shreds, thus the name, Ninebark.
South central British Columbia east through southwest Alberta southward through
central Washington, eastern Oregon east of the Cascade Mountains, Montana, Wyoming,
Idaho and Utah.
Moist slopes, along streams, and moist woods, Ponderosa Pine and Douglas Fir
woodlands and canyon bottoms; associates are aspen, and mixed conifer stands
in elevations from 1600 to 3300 meters.
This plant is sometimes cultivated where water is a limiting factor. Other than
incidental browsing by big game, no uses are reported.
Photos and Information written
by Dr. Karl E. Holte,© 2002